Mass per volume density.
Drams per Cup to Stones per Gallon Converter — dr/cup to st/gal
Convert Dram per Cup (dr/cup) to Stone per Gallon (st/gal) using the exact conversion factor (1 dram per cup = 0.0044642857 stone per gallon). See the formula, worked examples, and conversion table.
Drams per Cup to Stones per Gallon converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 7.489151707 / 1677.569982.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Cup to Stones per Gallon
Dram per Cup and Stone per Gallon both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
stones per gallon = drams per cup × 0.00446428571429
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per cup equals 7.48915170731 base units, and 1 stone per gallon equals 1677.56998244 base units, so dividing one by the other gives the direct dram per cup-to-stone per gallon factor of 0.00446428571429.
Simple example
1 dr/cup × 0.004464285714 = 0.0044642857 st/gal
1 dram per cup = 0.0044642857 stones per gallon.
Real-world example
1,000 dr/cup × 0.004464285714 = 4.464285714 st/gal
1,000 drams per cup = 4.464285714 stones per gallon.
Conversion table
| Dram per Cup (dr/cup) | Stone per Gallon (st/gal) |
|---|---|
| 0.1 dr/cup | 0.0004464286 st/gal |
| 1 dr/cup | 0.0044642857 st/gal |
| 10 dr/cup | 0.0446428571 st/gal |
| 100 dr/cup | 0.4464285714 st/gal |
| 1,000 dr/cup | 4.464285714 st/gal |
| 10,000 dr/cup | 44.64285714 st/gal |
Reverse conversion: Stone per Gallon to Dram per Cup
0.0044642857 st/gal × 224 = 0.9999999968 dr/cup
0.0044642857 stones per gallon = 0.9999999968 drams per cup.
drams per cup = stones per gallon × 224
For a page dedicated to this direction, see Stone per Gallon to Dram per Cup.
Understanding the Dram per Cup (dr/cup)
Mass per volume density.
Understanding the Stone per Gallon (st/gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per gallon are in 1 dram per cup?
1 dram per cup equals 0.0044642857 stones per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert dram per cup to stone per gallon?
Multiply the dram per cup value by 0.004464285714. The converter above does this instantly to whatever precision you set.
How do I convert stone per gallon back to dram per cup?
Use the reverse factor: 1 stone per gallon equals 224 drams per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per cup?
Dram per Cup (dr/cup) is a unit of density.
What is a stone per gallon?
Stone per Gallon (st/gal) is a unit of density.
Is the dram per cup to stone per gallon conversion exact?
Yes. Both dram per cup and stone per gallon are defined by fixed standards rather than physical artifacts, so the factor of 0.004464285714 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.